Definition
This idiom suggests that excessive pride or arrogance will often lead to failure or a downfall.
He ignored the team's advice, overconfidently believing he could complete the project alone; indeed, pride comes before a fall.
The young athlete became arrogant after winning the competition, but he soon fell from grace due to an injury; pride comes before a fall.
She started acting superior after her promotion, but she was quickly demoted due to a serious error; it's a classic case of pride comes before a fall.